superwindow is a valid English word

Scrabble validity: invalid ( international - Sowpods, US - Twl06 )
iScramble validity: invalid
QuickWords validity: invalid

Meanings

Noun (COUNTABLE)

Singular Plural
superwindow superwindows
    A highly insulated window incorporating multiple insulation techniques.

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superwindow is not a Scrabble valid word

superwindow


superwindow is not an iScramble, QuickWords valid word

superwindow


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Same letters words (Anagrams)


Same letters plus one


Same letters minus one